package lesson2;

/*
测试线程 优先级
 */
public class TestPriority {
    public static void main(String[] args) {
        //主线程默认优先级
        System.out.println(Thread.currentThread().getName() + "-->" + Thread.currentThread().getPriority());

        MyPriority myPriority = new MyPriority();

        Thread t1 = new Thread(myPriority);
        Thread t2 = new Thread(myPriority);
        Thread t3 = new Thread(myPriority);
        Thread t4 = new Thread(myPriority);
        Thread t5 = new Thread(myPriority);
        Thread t6 = new Thread(myPriority);

        //先设置优先级，再启动
        t1.start();
        t2.setPriority(1);
        t2.start();
        t3.setPriority(4);
        t3.start();
        t4.setPriority(10);
        t4.start();
        t5.setPriority(8);
        t5.start();
        t6.setPriority(3);
        t6.start();

    }


    static class MyPriority implements Runnable {
        @Override
        public void run() {
            System.out.println(Thread.currentThread().getName() + "-->" + Thread.currentThread().getPriority());
        }
    }
}